Quantity that is measured by the unit coulomb is known as _____.

1. 1. Electric difference
   2. Atomic power
   3. Electricity
   4. Electric charge

Temperature is measured by _____.

1. 1. Watt
   2. Specific heat
   3. Degree Celsius
   4. None of the above

10 decameters are equal to _____.

1. 1. 4 hectometers
   2. 1 hectometers
   3. 5 hectometers
   4. 7 hectometers

10 metres are equal to _____.

1. 1. 1 decameter 
   2. 2 decameter
   3. 3 decameter
   4. 4 decameter

How many hectometres are there in 1 kilometres?

1. 1. 8 hectometers
   2. 10 hectometers
   3. 15 hectometers
   4. 20 hectometers

How many cubic millimetres constitute 1 cubic centimetre?

1. 1. 1000
   2. 1500
   3. 2000
   4. 2500

How many kilograms constitute 1 quintal?

1. 1. 100
   2. 200
   3. 300
   4. 350

Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India is used in which of the following domestic products?

1. 1. Refrigerator
   2. Tubelight
   3. Television
   4. Cooking gas

Fluorocarbons are effective scavenger for ozone due to _____.

1. 1. Photolytic reaction of O₂ producing Cl radicals
   2. Photolytic decomposition of O3 producing O₂
   3. Photolytic decomposition of O3 into Cl and O₂
   4. Photolytic production of oxides of nitrogen

Which of the following solutions will have the highest boiling point?

1. 1. 1% NaCl in water
   2. 1% Sucrose in water
   3. 1% CaCl₂ in water
   4. 1% glucose in water